
Job Title: Node.js / AI Engineer
Department: Technology
Location: Remote
Company: Mercer Talent Enterprise
Company Overview:Mercer Talent Enterprise is a leading provider of talent management solutions, dedicated to helping organizations optimize their workforce. We foster a collaborative and innovative work environment where our team members can thrive and contribute to our mission of enhancing talent strategies for our clients.
Position Overview:We are looking for a skilled Node.js / AI Engineer to join our Lighthouse Tech Team. This role is focused on application development, where you will be responsible for designing, developing, and deploying intelligent, AI-powered applications. You will leverage your expertise in Node.js and modern AI technologies to build sophisticated systems that feature Large Language Models (LLMs), AI Agents, and Retrieval-Augmented Generation (RAG) pipelines.
Key Responsibilities:
- Develop and maintain robust and scalable backend services and APIs using Node.js.
- Design, build, and integrate AI-powered features into our core applications.
- Implement and optimize Retrieval-Augmented Generation (RAG) systems to ensure accurate and context-aware responses.
- Develop and orchestrate autonomous AI agents to automate complex tasks and workflows.
- Work with third-party LLM APIs (like OpenAI, Anthropic, etc.) and open-source models, fine-tuning and adapting them for specific use cases.
- Collaborate with product managers and developers to define application requirements and deliver high-quality, AI-driven solutions.
- Ensure the performance, quality, and responsiveness of AI-powered applications.
Qualifications:
- Bachelor’s degree in Computer Science, Information Technology, or a related field.
- 5+ years of professional experience in backend application development with a strong focus on Node.js.
- 2+ years of hands-on experience in AI-related development, including building applications that integrate with Large Language Models (LLMs).
- Demonstrable experience developing AI agents and implementing RAG patterns.
- Familiarity with AI/ML frameworks and libraries relevant to application development (e.g., LangChain, LlamaIndex).
- Experience with vector databases (e.g., Pinecone, Chroma, Weaviate) is a plus.
- Excellent problem-solving and analytical skills.
- Strong communication and teamwork abilities.
Benefits:
- Competitive salary and performance-based bonuses.
- Professional development opportunities.

About Mercer Talent Enterprise
About
Mercer Talent Enterprise is a global leader in talent assessment, technology, and leadership development. As the world’s first and only company to pioneer the science of Behaviourmetrics®, we empower organizations to make critical people decisions by blending contemporary psychometric tools and assessment solutions with the latest advances in artificial intelligence and data science.
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Experience: 5–8 Years
Location: Ahmedabad (Hybrid / On-site preferred)
Salary: Flexible for the right candidate
Note: This role is strictly for Ahmedabad-based (local) candidates. On-site presence is mandatory.
Role Overview
We are seeking a highly skilled Senior Full-Stack Developer (Tech Lead) to lead technical delivery and oversee end-to-end system execution. The ideal candidate will take ownership of architecture, ensure high-quality engineering standards, mentor junior team members, and effectively communicate with clients and stakeholders.
This role is best suited for a hands-on professional who enjoys solving complex problems, building scalable systems, and taking full responsibility for technical outcomes.
Key Responsibilities
- Design, develop, and maintain scalable backend and frontend systems
- Own system architecture and technical decision-making
- Lead code reviews and enforce clean, modular, and maintainable code practices
- Collaborate with clients to understand requirements and provide technical solutions
- Mentor and guide junior developers to improve overall team performance
- Ensure reliability, performance, and security of applications
- Drive best practices across development, deployment, and CI/CD workflows
- Design and integrate Generative AI–powered features where applicable (e.g., chatbots, content generation, automation tools)
Required Technical Skills
Backend (Must-Have)
- Strong experience with Node.js (Express.js / NestJS)
- RESTful API design and implementation
- Database design, optimization, and performance tuning
- Experience with PostgreSQL / MySQL
- Hands-on experience with MongoDB or other NoSQL databases
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- Willingness to learn Python and its frameworks (Django / FastAPI)
- Basic Python knowledge is an added advantage
- Experience with React.js or Next.js
- Strong knowledge of JavaScript / TypeScript
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- State management using Redux / Zustand / Context API
- Responsive UI development using MUI, Ant Design, or Tailwind CSS
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- Proficient with Git, GitHub/GitLab
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- Experience with Docker and containerization
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Bonus Skills (Nice to Have)
- Microservices architecture
- Experience with Prisma ORM
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- Queue systems (Celery, Kafka, RabbitMQ)
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Soft Skills
- Strong sense of ownership and accountability
- Excellent English communication skills (verbal and written)
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- Proven experience in scaling high-traffic, distributed systems handling billions of messages per month.
- Hands-on experience with Docker, Kubernetes, and CI/CD pipelines.
- Strong problem-solving skills and an ability to hustle in a fast-paced startup environment.
- Excellent communication skills and a data-driven decision-making approach.
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Apty is a rapidly scaling SaaS company helping global enterprises accelerate software adoption and digital transformation. With teams across India and the USA, we are building an AI-first Digital Adoption Platform that simplifies user experience, improves productivity, and reduces support overhead. We're on a mission to build a high-performance and people-centric culture that celebrates innovation, diversity, and growth.
Trusted by millions of users worldwide, including Fortune 1000 Companies, Apty empowers employees to excel in their roles by promoting engagement and enhancing data hygiene.
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Key Responsibilities
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Education Qualifications:
- Bachelor's degree in Computer Science, Engineering, or a related field.
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Benefits
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- A collaborative and inclusive work environment.
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Candidate must have
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